19:21:46 Create new PHPExcel object<br />19:21:46 Set document properties<br />19:21:46 Add data<br />19:21:46 Set data validation<br />19:21:46 Write to Excel2007 format<br />19:21:46 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0089 seconds<br />19:21:46 Current memory usage: 1.5 MB<br />19:21:46 Peak memory usage: 1.5 MB<br />19:21:46 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />